Home / 18,608.38-25,679.22-10,541.99

Finding the Fourth Proportional to 18,608.38, 25,679.22 and 10,541.99

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Solution

The fourth proportional to 18,608.38, 25,679.22 and 10,541.99 is: 14,547.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,608.38 : 25,679.22 = 10,541.99 : x
  2. Step 2: Convert to fraction form
    18,608.38/25,679.22 = 10,541.99/x
  3. Step 3: Cross multiply
    18,608.38x = 25,679.22 × 10,541.99
  4. Step 4: Simplify right side
    18,608.38x = 270,710,080.45
  5. Step 5: Solve for x
    x = 270,710,080.45/18,608.38
  6. Step 6: Final answer
    x = 14,547.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.